10688.89% is the change from 9 to 971
Calculation steps:
[( 971 - 9 ) ÷ 9] x 100 = 10688.89%
Formula
Percentage change = [(971 - 9) / 9] x 100
Subtract the new number by the original number
971 - 9 = 962
962 ÷ 9 = 106.88888888888889
106.88888888888889 x 100 = 10688.89%